645977 Sleeve Bushing

Comprehensive specifications and application details for: 645977 Sleeve Bushing.

Summary

Explore detailed summary information for bearing: 645977. Includes NSN, classification group, and identification codes to support sourcing, compliance, and accurate part tracking.

Part Number: 645977
Federal Supply Classification: 3120 Unmounted Plain Bearings
(NSN) National Stock Number: 3120-00-001-7792
Item Name Code: 13206
Federal Item Identification Guide: A045A0
Assigment Date: 09/27/1972

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

0.5000 inches nominal body inside diameter, 0.2813 inches nominal first hole diameter, square all corners corner shape, 0.6250 inches nominal body outside diameter, 4 hole antirotation/lubrication type and quantity

Datasheet

Below are the comprehensive technical specifications for bearing: 3120-00-001-7792 . Find dimensions, materials, tolerances, performance characteristics, etc.

Antirotation/Lubrication Type And Quantity: 4 hole
Body Inside Diameter: 0.5000 inches nominal
Body Outside Diameter: 0.6250 inches nominal
Corner Shape: square all corners
Hole Diameter: 0.2813 inches nominal first
Overall Length: 1.0000 inches nominal
Material: steel overall
Style Designator: split, plain, no outside flanges

Replaces

The NSN 3120-00-001-7792 is used in place of the following discontinued or alternate items:

NSN	Name	Date
3120-00-223-4920	No Name Available	11/01/1983

Frequently Asked Questions

Find quick answers to common questions about bearing: 645977. Explore technical specifications, installation tips, maintenance guidelines, regulatory requirements, and troubleshooting advice.

What is the FSCG of the NSN 3120-00-001-7792?: The FSCG of the NSN 3120-00-001-7792 is 3120

Does the NSN 3120-00-001-7792 have a Schedule B code assigned?: Yes, the Schedule B code is 8482997060

Does NSN 3120-00-001-7792 require demilitarization?: Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 3120-00-001-7792 contain precious materials?: Precious metal content is unknown

Does NSN 3120-00-001-7792 contain hazardous materials?: Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.